Emin Özyılmaz,  On the Determination of a Time-like Dual Curve in Dual Lorentzian Space.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    November 2009, vol. 35(11). 1007 - 1009
    [viewed 25 April 2024]. Available from: https://publications.waset.org/pdf/15400.